package com.example.yangyang.recylerviewtest125yy;

import android.content.Context;
import android.media.Image;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.TextView;

import java.util.List;

/**
 * Created by yangyang on 2017/4/12.
 */
public class MyAdapter extends RecyclerView.Adapter<MyAdapter.ViewHolder>
{
    private Context context;
    private LayoutInflater layoutInflater;//动态加载布局
    private List<ArticleBean> list;//保存要显示的数据
    //自定义：构造方法，传进上下文
    public MyAdapter(Context context){
        this.context=context;
        layoutInflater=layoutInflater.from(this.context);
    }
    //自定义：传递数据源
    public void setList(List<ArticleBean> list){
        this.list=list;
    }
//自定义：ViewHodler子类
    public class ViewHolder extends RecyclerView.ViewHolder
{
    ImageView imageView;
    TextView tvtitle,tvdescript,tvtime;
    Button button;
    public ViewHolder(View itemView){
        super(itemView);

        imageView=(ImageView)itemView.findViewById(R.id.imageView);
        tvtitle=(TextView)itemView.findViewById(R.id.textView);
        tvdescript=(TextView)itemView.findViewById(R.id.textView2);
        tvtime=(TextView)itemView.findViewById(R.id.textView3);
        button=(Button)itemView.findViewById(R.id.button);

    }
}
    @Override
    public MyAdapter.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        View v=LayoutInflater.from(parent.getContext()).inflate(R.layout.item,parent,false);


        return new ViewHolder(v);
    }
//为ViewHodlder中的控件天重置，设置监听
    @Override
    public void onBindViewHolder(MyAdapter.ViewHolder holder, final int position) {
        ArticleBean articleBean=list.get(position);//取出List一条数据
        if (articleBean==null)
            return;

        holder.imageView.setImageResource(articleBean.getImgid());
        holder.tvtitle.setText(articleBean.getTitle());
        holder.tvdescript.setText(articleBean.getDescription());
        holder.tvtime.setText(articleBean.getTime());
        //给条目中的按钮设置监听器
        holder.button.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                list.remove(position);//实际应该操作网络/数据库
                notifyDataSetChanged();
            }
        });


//条目整体的点击事件
    holder.itemView.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            //获取当前条目id
            int id=list.get(position).getArticleId();
            notifyDataSetChanged();
        }
    });

    }
    @Override
    public int getItemCount() {
        return list.size();
    }


}
